| // |
| // Copyright 2012 Francisco Jerez |
| // |
| // Permission is hereby granted, free of charge, to any person obtaining a |
| // copy of this software and associated documentation files (the "Software"), |
| // to deal in the Software without restriction, including without limitation |
| // the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| // and/or sell copies of the Software, and to permit persons to whom the |
| // Software is furnished to do so, subject to the following conditions: |
| // |
| // The above copyright notice and this permission notice shall be included in |
| // all copies or substantial portions of the Software. |
| // |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| // THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF |
| // OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| // SOFTWARE. |
| // |
| |
| #include "core/sampler.hpp" |
| #include "pipe/p_state.h" |
| |
| using namespace clover; |
| |
| _cl_sampler::_cl_sampler(clover::context &ctx, bool norm_mode, |
| cl_addressing_mode addr_mode, |
| cl_filter_mode filter_mode) : |
| ctx(ctx), __norm_mode(norm_mode), |
| __addr_mode(addr_mode), __filter_mode(filter_mode) { |
| } |
| |
| bool |
| _cl_sampler::norm_mode() { |
| return __norm_mode; |
| } |
| |
| cl_addressing_mode |
| _cl_sampler::addr_mode() { |
| return __addr_mode; |
| } |
| |
| cl_filter_mode |
| _cl_sampler::filter_mode() { |
| return __filter_mode; |
| } |
| |
| void * |
| _cl_sampler::bind(clover::command_queue &q) { |
| struct pipe_sampler_state info {}; |
| |
| info.normalized_coords = norm_mode(); |
| |
| info.wrap_s = info.wrap_t = info.wrap_r = |
| (addr_mode() == CL_ADDRESS_CLAMP_TO_EDGE ? PIPE_TEX_WRAP_CLAMP_TO_EDGE : |
| addr_mode() == CL_ADDRESS_CLAMP ? PIPE_TEX_WRAP_CLAMP_TO_BORDER : |
| addr_mode() == CL_ADDRESS_REPEAT ? PIPE_TEX_WRAP_REPEAT : |
| addr_mode() == CL_ADDRESS_MIRRORED_REPEAT ? PIPE_TEX_WRAP_MIRROR_REPEAT : |
| PIPE_TEX_WRAP_CLAMP_TO_EDGE); |
| |
| info.min_img_filter = info.mag_img_filter = |
| (filter_mode() == CL_FILTER_LINEAR ? PIPE_TEX_FILTER_LINEAR : |
| PIPE_TEX_FILTER_NEAREST); |
| |
| return q.pipe->create_sampler_state(q.pipe, &info); |
| } |
| |
| void |
| _cl_sampler::unbind(clover::command_queue &q, void *st) { |
| q.pipe->delete_sampler_state(q.pipe, st); |
| } |